Re: [Qemu-devel] [PATCH v5 2/2] Add Nios II semihosting support.

[Sandra Loosemore]

On 3/7/19 7:58 AM, Peter Maydell wrote:
> On Wed, 13 Feb 2019 at 04:02, Sandra Loosemore <address@hidden> wrote:
> > This patch adds support for libgloss semihosting to Nios II bare-metal
> > emulation.
> >
> > Signed-off-by: Sandra Loosemore <address@hidden>
> > Signed-off-by: Julian Brown <address@hidden>
>
> Do you have a link to the spec that defines this semihosting
> ABI, please ?

Well, I just wrote some derived from the comments in the libgloss 
sources; see the attachment.  :-)

FWIW this is pretty much a direct copy of the m68k semihosting protocol, 
which CodeSourcery contributed ages ago to both libgloss and qemu.

-Sandra

nios2-semi.txt
Description: Text document